GENERAL STATEMENT OF THE CLASS SUBJECT MATTER
A. This class provides for photographic apparatus not classifiedelsewhere, generally for recording a picture made by a source oflight on a photographic medium.
B. This class also includes fluid-treating apparatus for developmentof film.
C. This class will not receive for original placement a patentclaiming alternative embodiments, one of a type proper for thisclass and one of a type related to another recording class. Patentsclaiming alternative embodiments will be placed in the class thatprovides for the alternative and crossed in the appropriate subclassin this class. This class will receive a patent disclosing two typesof recording devices when the claims are general or related to thisclass.
D. Subcombinations of picture recording apparatus not otherwiseprovided for, such as a removable film-holder unit, hood, camerahousing, and camera setting indicator or legend, are classifiedhere.
E. Also classified here are certain accessories related to photographynot otherwise provided for such as studio structure (e.g., background,photographic model, or support, etc.), camera mounting or rest,camera attachment (e.g., a vignetter), retouching, or burnishingdevice.
F. Nonchemical processes involving photographic apparatusof sections A-E, Class Definition, General Statement of the ClassSubject Matter, above (e.g., operating such apparatus) are includedin this class. See References to Other Classes, below, for processesof radiation imagery chemistry.